QRHC Insider Transactions
1,168 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
QRHC insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|
| FRIEDBERG DANIEL M. | Director,TenPercentOwner | 2026-03-19 | Purchase | 8,500.0 | $0.87 |
|---|
| Hampstead Park Capital Management, LLC | TenPercentOwner | 2026-03-19 | Purchase | 8,500.0 | $0.87 |
|---|
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2026-03-19 | Purchase | 8,500.0 | $0.87 |
|---|
| Lipstein Robert J | Director | 2026-03-18 | Purchase | 11,000.0 | $0.9 |
|---|
| Culpepper Glenn | Director | 2026-03-16 | Purchase | 5,000.0 | $1.16 |
|---|
| Culpepper Glenn | Director | 2025-12-23 | Purchase | 5,000.0 | $1.96 |
|---|
| KITT BARRY M | TenPercentOwner | 2025-10-27 | Purchase | 62,867.0 | $1.36 |
|---|
| KITT BARRY M | TenPercentOwner | 2025-10-24 | Purchase | 33,480.0 | $1.33 |
|---|
| KITT BARRY M | TenPercentOwner | 2025-10-23 | Purchase | 103,412.0 | $1.26 |
|---|
| Dunning Audrey | Director | 2025-09-02 | Purchase | 4,000.0 | $1.82 |
|---|
| FRIEDBERG DANIEL M. | Director,TenPercentOwner | 2025-08-20 | Purchase | 17,232.0 | $1.6 |
|---|
| Hampstead Park Capital Management, LLC | TenPercentOwner | 2025-08-20 | Purchase | 17,232.0 | $1.6 |
|---|
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2025-08-20 | Purchase | 17,232.0 | $1.6 |
|---|
| Lipstein Robert J | Director | 2025-08-14 | Purchase | 15,000.0 | $1.7 |
|---|
| Culpepper Glenn | Director | 2025-08-14 | Purchase | 5,000.0 | $1.68 |
|---|
| FRIEDBERG DANIEL M. | Director,TenPercentOwner | 2025-03-19 | Purchase | 2,574.0 | $2.96 |
|---|
| Hampstead Park Capital Management, LLC | TenPercentOwner | 2025-03-19 | Purchase | 2,574.0 | $2.96 |
|---|
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2025-03-19 | Purchase | 2,574.0 | $2.96 |
|---|
| FRIEDBERG DANIEL M. | Director,TenPercentOwner | 2025-03-18 | Purchase | 10,000.0 | $2.95 |
|---|
| Hampstead Park Capital Management, LLC | TenPercentOwner | 2025-03-18 | Purchase | 10,000.0 | $2.95 |
|---|
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2025-03-18 | Purchase | 10,000.0 | $2.95 |
|---|
| Dunning Audrey | Director | 2025-03-18 | Purchase | 2,500.0 | $3.04 |
|---|
| Nolan Stephen A | Director | 2025-03-18 | Purchase | 4,000.0 | $2.99 |
|---|
| Moss Perry W. | President and CEO | 2025-03-17 | Purchase | 16,338.0 | $3.01 |
|---|
| Hatch S. Ray | Director | 2025-03-17 | Purchase | 5,000.0 | $2.86 |
|---|
| Culpepper Glenn | Director | 2024-12-23 | Purchase | 2,000.0 | $5.85 |
|---|
| Dunning Audrey | Director | 2024-11-20 | Purchase | 1,400.0 | $6.71 |
|---|
| Hatch S. Ray | President and CEO | 2024-11-12 | Purchase | 2,817.0 | $7.17 |
|---|
| Johnston Brett Wade | Sr. VP of Finance and CFO | 2024-08-22 | Purchase | 1,500.0 | $8.03 |
|---|
| Sweitzer David P | EVP and COO | 2024-08-20 | Sale | 22,593.0 | $8.0 |
|---|
| Hatch S. Ray | President and CEO | 2024-08-20 | Purchase | 2,500.0 | $8.07 |
|---|
| Sweitzer David P | EVP and COO | 2024-06-24 | Sale | 19,841.0 | $8.4 |
|---|
| Sweitzer David P | EVP and COO | 2024-06-21 | Sale | 16,047.0 | $8.52 |
|---|
| Sweitzer David P | EVP and COO | 2024-05-31 | Sale | 1,519.0 | $9.01 |
|---|
| Sweitzer David P | EVP and COO | 2024-05-31 | Sale | 7,715.0 | $9.02 |
|---|
| Sweitzer David P | EVP and COO | 2024-05-30 | Sale | 11,185.0 | $9.05 |
|---|
| Dunning Audrey | Director | 2024-05-30 | Purchase | 2,000.0 | $9.09 |
|---|
| Culpepper Glenn | Director | 2024-05-16 | Purchase | 4,000.0 | $9.75 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2024-03-13 | Purchase | 15,658.0 | $6.94 |
|---|
| OBUS NELSON | TenPercentOwner | 2024-03-13 | Purchase | 15,658.0 | $6.94 |
|---|
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2024-03-13 | Purchase | 15,658.0 | $6.94 |
|---|
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2024-03-13 | Purchase | 15,658.0 | $6.94 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2024-03-13 | Purchase | 15,658.0 | $6.94 |
|---|
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2024-03-13 | Purchase | 15,658.0 | $6.94 |
|---|
| LANDES JOSHUA | TenPercentOwner | 2024-03-13 | Purchase | 15,658.0 | $6.94 |
|---|
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2024-03-13 | Purchase | 15,658.0 | $6.94 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2024-03-13 | Purchase | 14,918.0 | $6.94 |
|---|
| OBUS NELSON | TenPercentOwner | 2024-03-13 | Purchase | 14,918.0 | $6.94 |
|---|
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2024-03-13 | Purchase | 14,918.0 | $6.94 |
|---|
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2024-03-13 | Purchase | 14,918.0 | $6.94 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2024-03-13 | Purchase | 14,918.0 | $6.94 |
|---|
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2024-03-13 | Purchase | 14,918.0 | $6.94 |
|---|
| LANDES JOSHUA | TenPercentOwner | 2024-03-13 | Purchase | 14,918.0 | $6.94 |
|---|
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2024-03-13 | Purchase | 14,918.0 | $6.94 |
|---|
| Dunning Audrey | Director | 2023-12-20 | Purchase | 2,000.0 | $6.99 |
|---|
| Sweitzer David P | EVP and COO | 2023-12-14 | Sale | 21,033.0 | $6.66 |
|---|
| Sweitzer David P | EVP and COO | 2023-12-13 | Sale | 2,526.0 | $6.51 |
|---|
| Johnston Brett Wade | Sr. VP of Finance and CFO | 2023-12-13 | Purchase | 3,000.0 | $6.16 |
|---|
| Hatch S. Ray | President and CEO | 2023-12-12 | Purchase | 2,000.0 | $6.26 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2023-12-11 | Purchase | 1,021.0 | $6.2 |
|---|
| OBUS NELSON | TenPercentOwner | 2023-12-11 | Purchase | 1,021.0 | $6.2 |
|---|
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2023-12-11 | Purchase | 1,021.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2023-12-11 | Purchase | 1,021.0 | $6.2 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2023-12-11 | Purchase | 1,021.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2023-12-11 | Purchase | 1,021.0 | $6.2 |
|---|
| LANDES JOSHUA | TenPercentOwner | 2023-12-11 | Purchase | 1,021.0 | $6.2 |
|---|
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2023-12-11 | Purchase | 1,021.0 | $6.2 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2023-12-11 | Purchase | 1,588.0 | $6.2 |
|---|
| OBUS NELSON | TenPercentOwner | 2023-12-11 | Purchase | 1,588.0 | $6.2 |
|---|
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2023-12-11 | Purchase | 1,588.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2023-12-11 | Purchase | 1,588.0 | $6.2 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2023-12-11 | Purchase | 1,588.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2023-12-11 | Purchase | 1,588.0 | $6.2 |
|---|
| LANDES JOSHUA | TenPercentOwner | 2023-12-11 | Purchase | 1,588.0 | $6.2 |
|---|
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2023-12-11 | Purchase | 1,588.0 | $6.2 |
|---|
| Sweitzer David P | EVP and COO | 2023-12-11 | Sale | 47,256.0 | $6.16 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2023-12-08 | Purchase | 3,329.0 | $6.2 |
|---|
| OBUS NELSON | TenPercentOwner | 2023-12-08 | Purchase | 3,329.0 | $6.2 |
|---|
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2023-12-08 | Purchase | 3,329.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2023-12-08 | Purchase | 3,329.0 | $6.2 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2023-12-08 | Purchase | 3,329.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2023-12-08 | Purchase | 3,329.0 | $6.2 |
|---|
| LANDES JOSHUA | TenPercentOwner | 2023-12-08 | Purchase | 3,329.0 | $6.2 |
|---|
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2023-12-08 | Purchase | 3,329.0 | $6.2 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2023-12-08 | Purchase | 3,171.0 | $6.2 |
|---|
| OBUS NELSON | TenPercentOwner | 2023-12-08 | Purchase | 3,171.0 | $6.2 |
|---|
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2023-12-08 | Purchase | 3,171.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2023-12-08 | Purchase | 3,171.0 | $6.2 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2023-12-08 | Purchase | 3,171.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2023-12-08 | Purchase | 3,171.0 | $6.2 |
|---|
| LANDES JOSHUA | TenPercentOwner | 2023-12-08 | Purchase | 3,171.0 | $6.2 |
|---|
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2023-12-08 | Purchase | 3,171.0 | $6.2 |
|---|
| Sweitzer David P | EVP and COO | 2023-12-08 | Sale | 43,768.0 | $6.32 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2023-12-07 | Purchase | 245.0 | $6.2 |
|---|
| OBUS NELSON | TenPercentOwner | 2023-12-07 | Purchase | 245.0 | $6.2 |
|---|
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2023-12-07 | Purchase | 245.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2023-12-07 | Purchase | 245.0 | $6.2 |
|---|
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2023-12-07 | Purchase | 245.0 | $6.2 |
|---|
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2023-12-07 | Purchase | 245.0 | $6.2 |
|---|
| LANDES JOSHUA | TenPercentOwner | 2023-12-07 | Purchase | 245.0 | $6.2 |
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